{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{4}{c}}
\hline\hline
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
                    &\multicolumn{1}{c}{growth in GDP/capita (WDI)}&\multicolumn{1}{c}{growth in GDP/capita (WDI)}&\multicolumn{1}{c}{growth in GDP/capita (WDI)}&\multicolumn{1}{c}{growth in GDP/capita (WDI)}\\
\hline
Temp                &      0.0144\sym{***}&      0.0136\sym{***}&      0.0113\sym{***}&      0.0119\sym{***}\\
                    &   (0.00406)         &   (0.00377)         &   (0.00330)         &   (0.00297)         \\
[1em]
L.Temp              &    -0.00688         &    -0.00929\sym{**} &     -0.0108\sym{*}  &     -0.0131\sym{***}\\
                    &   (0.00375)         &   (0.00345)         &   (0.00528)         &   (0.00318)         \\
[1em]
Temp Sq.            &   -0.000536\sym{***}&   -0.000550\sym{***}&   -0.000531\sym{***}&   -0.000557\sym{***}\\
                    &  (0.000133)         &  (0.000127)         &  (0.000132)         &  (0.000118)         \\
[1em]
L.Temp Sq.          &    0.000244\sym{*}  &    0.000346\sym{**} &    0.000463\sym{*}  &    0.000566\sym{***}\\
                    &  (0.000117)         &  (0.000107)         &  (0.000209)         &  (0.000119)         \\
[1em]
Precip              &      0.0115         &      0.0109         &      0.0132         &      0.0146         \\
                    &    (0.0100)         &   (0.00852)         &   (0.00912)         &   (0.00886)         \\
[1em]
L.Precip            &     0.00210         &    0.000680         &    -0.00619         &    -0.00867         \\
                    &    (0.0114)         &    (0.0110)         &    (0.0120)         &    (0.0107)         \\
[1em]
Precip Sq.          &    -0.00321         &    -0.00339         &    -0.00415         &    -0.00453\sym{*}  \\
                    &   (0.00226)         &   (0.00192)         &   (0.00229)         &   (0.00217)         \\
[1em]
L.Precip Sq.        &   -0.000644         &   -0.000149         &     0.00123         &     0.00200         \\
                    &   (0.00321)         &   (0.00317)         &   (0.00365)         &   (0.00302)         \\
[1em]
L.growth in GDP/capita (WDI)&                     &       0.238\sym{***}&       0.433         &       0.625\sym{***}\\
                    &                     &    (0.0401)         &     (0.378)         &     (0.152)         \\
\hline
Country-Specific Time Trend&   Quadratic         &      Linear         &      Linear         &        None         \\
Obs.                &        6519         &        6418         &        6086         &        6086         \\
Marginal Effect at 5&       .0046         &       .0023         &      -.0003         &       -.001         \\
Marginal Effect at 25&       -.007         &      -.0059         &       -.003         &      -.0006         \\
\hline\hline
\multicolumn{5}{p{\textwidth}}{\centering \footnotesize Standard errors in parentheses}\\
\multicolumn{5}{p{\textwidth}}{\centering \footnotesize All models include country and year fixed effects. Standard Errors are clustered at the country level. Temperature is measured in C. Precipitation is measured in $\mu/year}\\
\multicolumn{5}{p{\textwidth}}{\centering \footnotesize \sym{*} \(p<0.05\), \sym{**} \(p<0.01\), \sym{***} \(p<0.001\)}\\
\end{tabular}\end{adjustbox}
}
